Home / 111,326.24-166,986.93-27,086.95

Finding the Fourth Proportional to 111,326.24, 166,986.93 and 27,086.95

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Solution

The fourth proportional to 111,326.24, 166,986.93 and 27,086.95 is: 40,629.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,326.24 : 166,986.93 = 27,086.95 : x
  2. Step 2: Convert to fraction form
    111,326.24/166,986.93 = 27,086.95/x
  3. Step 3: Cross multiply
    111,326.24x = 166,986.93 × 27,086.95
  4. Step 4: Simplify right side
    111,326.24x = 4,523,166,933.87
  5. Step 5: Solve for x
    x = 4,523,166,933.87/111,326.24
  6. Step 6: Final answer
    x = 40,629.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.